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dolphi86
3 months ago
8

Chelsea is graphing the function f(x) = 20()x. She begins by plotting the initial value. Which graph represents her first step?

Mathematics
2 answers:
babunello [11.8K]3 months ago
6 0

we have the function

f(x)=20(\frac{1}{4})^{x}

we understand that

In the context of the exponential function represented as

f(x)=a(b)^{x}

a signifies the initial value

b denotes the base

x represents the exponent

The initial value indicates the function's value when x equals zero

in this scenario

for x=0

f(0)=20(\frac{1}{4})^{0}

f(0)=20(1)=20

the initial value corresponds to the point (0,20)

thus

the solution is displayed in the accompanying figure

Svet_ta [12.7K]3 months ago
5 0
The correct choice you seek is C. I hope this information is helpful!
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Answer:

The null hypothesis is stated as H₀: μ = 100

The alternative hypothesis is Hₐ: μ < 100

Evidence suggests that the average location in Wade Tract is 100

Step-by-step explanation:

We define our null hypothesis as H₀: μ = 100, where the average location of trees in the Wade Tract amounts to 100.

Our alternative hypothesis thereby is stated as Hₐ: μ < 100 at a 95% confidence level.

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t=\frac{\bar{x}-\mu }{\frac{s }{\sqrt{n}}}

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